<template>
	<div>
    <div class="container">
		<div class="handle-box">
			<label class="label" >分类名称：</label>
			<el-input class="handle-input" v-model="schemaId"/>
			<el-button color="#0ab394"  @click="handleSearch">查询</el-button>
				<el-row class="top-btn">
     			<!-- <el-button-group class="ml-4"> -->
                    <el-button color="#0ab394"  @click="open">添加</el-button> 
       		 <!-- </el-button-group> -->
			</el-row>
			</div>
            <el-table :data="tableData" 
            :border="true"
             style="width: 100%">
    <el-table-column type="expand">
      <template #default="props">
        <div m="4">
          <el-table :data="tableDataSub" :border="true" 
		  	height="150"
			size="small"
			style="width: 90%; margin-left: 45px;"
		  >
            <el-table-column label="序号" prop="id" width="80" />
            <el-table-column label="下级分类" prop="lowerType" />
            <el-table-column label="保存目录" prop="lowerDesc" />
            <el-table-column label="操作" width="220" align="center" >
					<template #default="scope">
                        <!-- <el-button-group class="ml-4"> -->
							<el-row class="right-btn">
                        <!-- <el-button text :icon="Edit" @click="handleEdit(scope.$index,scope.row)"></el-button> -->
						<el-tooltip content="修改" placement="bottom-start" effect="light">
						    <el-button color="#0ab394" :icon="Edit" @click="openLower(scope.$index,scope.row)" ></el-button>
				        </el-tooltip>
						<el-tooltip content="删除" placement="bottom-start" effect="light">  
							<el-button color="#e35148" :icon="Delete"  @click="handleDeleteLower(scope.$index)" ></el-button>
						</el-tooltip>
		
						</el-row>
						<!-- </el-button-group> -->
					</template>
				</el-table-column>
          </el-table>
        </div>
      </template>
    </el-table-column>
    <el-table-column label="类型名称" prop="typeName"  />
    <el-table-column label="类型描述" prop="typeDesc" />
    <el-table-column label="操作" width="220" align="center" >
			<template #default="scope">
				<el-row class="right-btn">
						<el-tooltip content="添加" placement="bottom-start" effect="light">   
							<el-button color="#23c001" :icon="Plus"  @click="addNew(scope.index,scope.row)" ></el-button>
						</el-tooltip>
                        <!-- <el-button text :icon="Edit" @click="handleEdit(scope.$index,scope.row)" "></el-button> -->
						<el-tooltip content="修改" placement="bottom-start" effect="light">
						    <el-button color="#0ab394" :icon="Edit" @click="open(scope.$index,scope.row)" ></el-button>
				        </el-tooltip>
						<el-tooltip content="删除" placement="bottom-start" effect="light">  
							<el-button color="#e35148" :icon="Delete"  @click="handleDelete(scope.$index)" ></el-button>
						</el-tooltip>
				</el-row>
						<!-- </el-button-group> -->
				</template>
				</el-table-column>
     </el-table>
			<!-- 分页 -->
			<div class="pagination">
				<el-pagination
				:current-page="query.pageIndex"
					:page-size="query.pageSize"
					:page-sizes="[5, 10, 15, 20]"
					size="small"
					layout="total, sizes, prev, pager, next, jumper"
					:total="pageTotal"
					@size-change="handleSizeChange"
					@current-change="handlePageChange"/>
			</div>
	</div>

		<!-- 修改/添加弹出框 -->
		<el-dialog :title="titleEdit" v-model="editVisible" width="30%" >
			<el-form label-width="75px">
				<el-form-item label="上级分类:"  v-if="isUp">
					<el-input v-model="form.typeNameUp"  disabled></el-input>
				</el-form-item>
				<el-form-item label="分类名称:" >
					<el-input v-model="form.lowerType" v-if="isSub" placeholder="请输入分类名称"></el-input>
					<el-input v-model="form.typeName" v-else placeholder="请输入分类名称"></el-input>
				</el-form-item>
				<el-form-item label="分类描述:">
					<el-input v-model="form.lowerDesc" type="textarea" v-if="isSub"></el-input>
					<el-input v-model="form.typeDesc" type="textarea" v-else></el-input>
				</el-form-item>                
			</el-form>
			<template #footer>
				<span class="dialog-footer">
					<el-button  @click="editVisible = false">关闭</el-button>
					<el-button color="#0ab394" @click="saveEdit">确 定</el-button>
				</span>
			</template>
		</el-dialog>
		<!-- </div> -->
	</div>
</template>

<script setup>
import { ref, reactive } from 'vue';
import { ElMessage, ElMessageBox } from 'element-plus';
import { Delete, Edit, Search, Plus} from '@element-plus/icons-vue';
import { getCourseCategories,getCourseCategorieySub} from '../../api/training' ;

const schemaId = ref()//方案编号

//分页字体
const small = ref(true)
// const size = ref<'default' | 'large' | 'small'>('default')


//分页数据
const query = reactive({
	pageIndex: 1,
	pageSize: 10,
});
//

//表格数据
const tableData = ref();
const tableDataSub = ref();
//总页数
const pageTotal = ref(0);
const multipleTableRef = ref()
const state = reactive({
	multipleSelection:[]
})

// 获取表格数据  分页是数据截取  后台结合一起后  直接返回分页的后的数据
const getData = () => {
    getCourseCategories({pageCurrent:query.pageIndex,pageSize:query.pageSize}).then(res=>{
        console.log(res,"---res---")
        // tableData.value = res.data.
		let start  = (query.pageIndex-1)*query.pageSize;//开始位置
        let end =query.pageIndex*query.pageSize  ;//结束位置 数组的截取的时候 [start,end) suo所以不用-1
        tableData.value = res.data.slice(start,end);
        // tableData.value = res.data;
        pageTotal.value = res.data.length
    })
    getCourseCategorieySub().then(res=>{
        tableDataSub.value = res.data
    })

    
	
};
getData();

// 分页导航
const handleSizeChange = (val) => {
  // console.log(`${val} items per page`)
  query.pageSize = val;
  getData()
}
const handlePageChange = (val) => {
	query.pageIndex = val;
	console.log(val,"==")
	console.log(query.pageSize)
	getData()
};


//是够启用调用后台接口
const  changeSwitch=(status)=>{
    //1 调用后台修改接口
    console.log(status,'>>>status');
	//2 重新查询数据
}

// 删除单个操作
const handleDelete = (index) => {
	// 二次确认删除
	ElMessageBox.confirm('确定要删除吗？', '提示', {
		type: 'warning'
	})
	.then(() => {
		ElMessage.success('删除成功');
		//to 传递id 到后台 
		tableData.value.splice(index, 1);
		// 删除成功后
		// getData()
	})
	.catch(() => {});
};



// 查询操作  to... 需要自己实现与后台交互
const handleSearch = () => {
	query.pageIndex = 1;
	getData();
};

// 表格编辑时弹窗和保存
const editVisible = ref(false);
let form = reactive({
    id:'',
	typeName: '',
    typeDesc:'',
	lowerType:'',
	lowerDesc:'',
	zid:'',
	typeNameUp: '',
});

// 
let titleEdit = ref('修改')
// let isDisable = ref(true)
const open  = (index,row)=>{//index是时间源对象
	if(row){
		titleEdit.value = "修改"
		handleEdit(index,row)
		isSub.value = false
		isUp.value=false
	}else{
		//把第一个输出改为可编辑
		// isDisable.value=false
		//清空表单中的数据
		titleEdit.value = "添加";
		isSub.value = false
		isUp.value=false
		form.id=''
		form.typeDesc=''
		form.typeName=''
		editVisible.value = true	
	}
	console.log('-------测试传值-------')
	// console.log(index,row,index.target.innerText)
	// console.log(index,row)
	// console.log('================')

}
let idx = -1;
const handleEdit = (index,row) => {
	idx = index;
    form.id = row.id;
	form.typeName = row.typeName;
    form.typeDesc = row.typeDesc
	editVisible.value = true;
};
//保存添加或者修改的数据 ---需要重新实现
const saveEdit = () => {
	editVisible.value = false;
	ElMessage.success(`修改第 ${idx + 1} 行成功`);
	tableData.value[idx].typeName = form.typeName;
	tableData.value[idx].typeDesc= form.typeDesc;
   
};

//点击+号的按钮
const  isUp = ref(false)
const addNew = (index,row)=>{
	isSub.value = false
	isUp.value = true
	titleEdit.value = "修改"
	handleEditUp(index,row)
}
let idxUp = -1;
const handleEditUp = (index,row) => {
	console.log(row,'>>upd')
	idxUp = index;
    form.id = row.id;
	form.typeNameUp = row.typeName;
	editVisible.value = true;
};

//
const  isSub = ref(false)
const openLower=(index,row)=>{
	titleEdit.value = "修改"
	isSub.value = true
	handleEditLower(index,row)
	console.log(row,'lower')
}
let idxLower = -1;
const handleEditLower = (index,row) => {
	idxLower  = index;
    form.zid = row.id;
	form.lowerType = row.lowerType;
    form.lowerDesc = row.lowerDesc
	editVisible.value = true;
};
//
//删除子
const handleDeleteLower=(index)=>{
	// 二次确认删除
	ElMessageBox.confirm('确定要删除吗？', '提示', {
		type: 'warning'
	})
	.then(() => {
		ElMessage.success('删除成功');
		//to 传递id 到后台 
		tableDataSub.value.splice(index, 1);
		// 删除成功后
		// getData()
	})
	.catch(() => {});
}
//自己写。。

</script >
<style lang="less" scoped>
.handle-box {
	margin-bottom: 20px;   
}

.el-select {
	width: 200px;
	margin-right: 10px;  
}

.handle-input {
	width: 200px;
    margin-right: 10px;
}
.label{
   display: inline-block;
   max-width:100%;
   margin: 5px;
   font-weight: 700; 
}
.table {
	width: 100%;
	font-size: 14px;
}
.red {
	color: #F56C6C;
}
.blue {
	color: #1296e2;
	font-weight: bold;
}

.mr10 {
	margin-right: 10px;
}
.table-td-thumb {
	display: block;
	margin: auto;
	width: 40px;
	height: 40px;
}
.cell{
    display: inline-block;
    .el-button{
        margin-left: 0px;
    }
}
.el-col {
  border-radius: 4px;
  margin-left: 10px;
}
.el-button-group{
    float: right;
}
.top-btn{
	float: right;
	.el-button{
		margin-left: 5px;
	}
}
.right-btn{
 	justify-content:center;
	.el-button{
		height: 22px;
		width: 20px;
		margin-left: 15px;
		padding: 1px 5px;
	}
}
.text-p{
	color:#ED5565;
	margin: 0 10px 20px 20px;
}


</style>